Take aim with the Benelli M4 12 Gauge Semiautomatic ARGO Tactical Shotgun. This semiautomatic shotgun has an ARGO (Auto Regulating Gas Operated) pistol-driven system and a Picatinny rail. It has a pistol-grip stock and a ghost-ring rear sight. Benelli M4 12 Gauge Semiautomatic ARGO Tactical Shotgun - Shotgun Semi Automtc at Academy Sports
